also accepts normal parallel NEMA 1‐15 plugs and also tandem NEMA 2‐15 plugs. Incidentally, a NEMA 5‐20, NEMA 6-15, or NEMA 6‐20 plug with a missing earth...

switch position, the Uhr did not swap letters, but simply emulated the 13 stecker wires with plugs. The Enigma transformation for each letter can be specified...

In addition there is between the point of input and I, a stecker S like the Enigma stecker. The following two methods of working are possible: Working...